RLSA-2021:3447

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Import Source
https://storage.googleapis.com/resf-osv-data/RLSA-2021:3447.json
JSON Data
https://api.osv.dev/v1/vulns/RLSA-2021:3447
Related
Published
2021-09-07T17:24:27Z
Modified
2023-02-02T14:09:42.286688Z
Severity
  • 7.8 (High) CVSS_V3 - CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H CVSS Calculator
Summary
Important: kernel security and bug fix update
Details

The kernel packages contain the Linux kernel, the core of any Linux operating system.

Security Fix(es):

  • kernel: powerpc: KVM guest OS users can cause host OS memory corruption (CVE-2021-37576)

  • kernel: slab-out-of-bounds access in xdrsetpage_base() in net/sunrpc/xdr.c (CVE-2021-38201)

For more details about the security issue(s), including the impact, a CVSS score, acknowledgments, and other related information, refer to the CVE page(s) listed in the References section.

Bug Fix(es):

  • Update Broadcom Emulex lpfc driver for Rocky Linux8.5 with bug fixes (BZ#1948608)

  • cyclictest shows >50us latency when guest enters idle (RT guest with 18 RT vCPUs) (BZ#1981336)

  • xfrm: backports from upstream (BZ#1981840)

  • A task is stuck waiting for the completion of the vmci_resouce releasing upon the balloon reset. (BZ#1982042)

  • [mlx5] backport driver bits of net: zero-initialize tc skb extension on allocation (BZ#1982220)

  • Kernel cannot kill a process doing compaction for hugepage allocation (BZ#1984085)

  • Rocky Linux8.4 Nightly[0108] - [P10] [Regression] Kdump failed on Rocky Linux8.4 on SAN disk via flavafish adapter (qla2xxx/HPT/Radix) (BZ#1986156)

  • [Rocky Linux8.5] scheduler updates and fixes (BZ#1987296)

  • Rocky Linux 8.3 using FCOE via a FastLinQ QL45000 card will not manually scan in LUN from Target_id's over 8 (BZ#1989097)

  • fixes for oopses in security mitigation runtime code patching (BZ#1989174)

  • act mirred doesn't scrub packets when sending them to ingress (BZ#1992226)

  • HPE: Cannot install 8.4 using the DVD presented to the iLO (BZ#1993894)

  • NFS client hangs on share listing when server side readdir verifiers are implemented (BZ#1993895)

  • SNO: The load is extremely high (~870) when pao is added and a profile is applied. (BZ#1994879)

  • timeout value of conntrack entry with TCP ESTABLISHED status is too short (BZ#1995554)

  • Increase the default value for flowtable offload timeouts (BZ#1995555)

  • ice/iavf driver stop responding (BZ#1997534)

  • [FJ8.4 Bug]: [REG] Some files in /proc/sys/user show wrong data (BZ#1998002)

References
Credits
    • Rocky Enterprise Software Foundation
    • Red Hat

Affected packages

Rocky Linux:8 / kernel

Package

Name
kernel
Purl
pkg:rpm/rocky-linux/kernel?distro=rocky-linux-8-4-legacy&epoch=0

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0Unknown introduced version / All previous versions are affected
Fixed
0:4.18.0-305.17.1.el8_4